A new formula makes these tire liners twice as strong as the competition and 10% lighter. To do this, the liner cushions the tube with a softer, flat-resistant blue layer and then adds rounded edges to help you avoid future flats.. . Cushions the tube with a flat-resistant layer. Features soft tips and rounded edges to help you avoid friction flats. 10% lighter than the competition. Twice as resistant than other tire liners. Nine sizes fit most bikes. Imported.
